Recognised as Colour

#0004F8

#0004F8
Blue
Dark
Nearest: Blue

#0004F8 is a blue with RGB values 0, 4, 248 and HSL 239°, 100%, 49%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0004F8#0004F8

HEX#0004F8

RGBrgb(0, 4, 248)

RGB (0–1)0, 0.0157, 0.9725

RGB percentages0%, 1.6%, 97.3%

HSLhsl(239, 100%, 48.6%)

HSV / HSBhsv(239, 100%, 97.3%)

CMYK100%, 98.4%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,272

CSS custom property--colour: #0004F8;

Brightness & contrast

Relative luminance0.06864WCAG 2.x, 0 is black and 1 is white

Perceived brightness83.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.85:1

Contrast with white8.85:1WCAG normal text: AAA

Contrast with black2.37:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#FFFB07

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0056FEno red cones; affects about 1% of men; ΔE 38.5 from the original

Deuteranopia#003CF5no green cones; the most common form, about 1% of men; ΔE 23.9 from the original

Tritanopia#006892no blue cones; rare, and affects men and women equally; ΔE 114.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text8.85:1WCAG large text: AAA

Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Blue · ΔE 3.5 Medium blue · ΔE 18.1 Blue violet · ΔE 33.1 Dark violet · ΔE 35.8 Dark orchid · ΔE 48.2 Dark blue · ΔE 48.2

Nearest named CSS colourBlue (#0000FF)ΔE 3.54, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#F8F400

Analogous#0080F8, #7800F8

Triadic#F80004, #04F800

Split complementary#F87800, #80F800

Tetradic#F80080, #F8F400, #00F878

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#C5C6FF

Lighter +30%#9294FF

Lighter +20%#5F62FF

Lighter +10%#2C2FFF

Darker −10%#0003C5

Darker −20%#000292

Darker −30%#00025F

Darker −40%#00012C

More saturated +25%#0004F8

Less saturated −25%#1F22D9

Channel breakdown

B248

Red0 (0%)

Green4 (1.6%)

Blue248 (97.3%)

Hue239.03°

Saturation (HSL)100%

Lightness48.63%

Dominant channelBlue

Hex per channelR 00 · G 04 · B F8

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0004F8

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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